Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 4:23:43 PM (PST) on Saturday, February 15, 2025.
The magnitude 1.4 event occurred 4 km (2 miles) NNW of Pacifica, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Saturday, February 15, 2025 at 4:23:43 PM (PST) Sunday, February 16, 2025 at 0:23:43 (UTC) |
| Distance from |
Pacifica, CA - 4 km (2 miles) NNW (345 degrees) Broadmoor, CA - 5 km (3 miles) SSW (196 degrees) Colma, CA - 5 km (3 miles) SW (224 degrees) Daly City, CA - 6 km (4 miles) SSW (209 degrees) South San Francisco, CA - 8 km (5 miles) W (263 degrees) |
| Coordinates | 37 deg. 38.8 min. N (37.646N), 122 deg. 29.9 min. W (122.498W) |
| Depth | 8.78 km (5.50 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=21, Nph=24, Dmin=3.9 km, Rmss=0.07 sec, Erho=0.26 km, Erzz=0.26 km, Gp=162 degrees |
| Event ID# | nc75134287 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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